/*
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 * and open the template in the editor.
 */

package vn.hva.bluepumpkin.server.servlets;

import java.io.IOException;
import java.io.PrintWriter;
import java.rmi.RemoteException;
import javax.ejb.CreateException;
import javax.naming.NamingException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import vn.hva.bluepumpkin.common.util.ServiceLocator;
import vn.hva.bluepumpkin.ejb.session.event.RequestFacadeRemote;
import vn.hva.bluepumpkin.ejb.session.event.RequestFacadeRemoteHome;

/**
 *
 * @author Windows XP
 */
public class AjaxProcessRequstServlet extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/xml;charset=UTF-8");
        PrintWriter out = response.getWriter();
        int reqID = Integer.parseInt(request.getParameter("reqID"));
        String reason = request.getParameter("reason");
        try {
            RequestFacadeRemoteHome remoteHome = (RequestFacadeRemoteHome) ServiceLocator.getEjbRemoteHome("java:RequestFacade", RequestFacadeRemoteHome.class);
            RequestFacadeRemote remote = remoteHome.create();

            boolean isChange = remote.changeReqStatus(reqID, 2, reason);
            if(isChange)
                returnResult(out, true, "");
            else
                returnResult(out, false, "");
        } catch (CreateException ex) {
            ex.printStackTrace();
        } catch (RemoteException ex) {
            ex.printStackTrace();
        } catch (NamingException ex) {
            ex.printStackTrace();
        }
    }
    public void returnResult(PrintWriter out, boolean rs, String note) {
        out.println("<?xml version=\"1.0\"?> ");
        out.println("<root>");
        out.println("<result>" + rs + "</result>");
        out.println("<note><![CDATA[" + note + "]]></note>");
        out.println("</root>");
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
